Folding knife



FIG. 1 is a perspective view of a folding knife showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a rear elevational view thereof;

FIG. 8 is a front elevational view of a second embodiment of our new design, the left side and right side views and the top view thereof being similar to FIGS. 3, 4, and 5, respecitvely, but on a reduced scale;

FIG. 9 is a rear elevational view thereof; and,

FIG. 10 is a bottom plan view thereof. 

The ornamental design for a folding knife, as shown and described. 